The Mermaid of Zennor

A dark visual novel about a girl's obsession with her brother

ebi-hime · Released Apr 8, 2021

Reviews: Very Positive; 97% of 79
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 5 months ago; May 15, 2026
Minimum PC: DirectX® 9 Compatible; 0.5 GB RAM · 0.6 GB disk; Full requirements

What is The Mermaid of Zennor?

This single-player visual novel is set in a small Cornish village, where Lilac's older brother returns for Christmas with a girlfriend. You read a roughly two-hour story with two possible endings.

For you if...

+you enjoy introspective narration from a teenager's point of view

Not for you if...

−you avoid stories about incestuous attraction, depression, and bullying
−you prefer active gameplay to long stretches of reading

What players say

97% of 79 reviews are positive

Players praise the writing, particularly its portrayal of autism and loneliness. They also highlight the character art and the soundtrack's contribution to the atmosphere.

Screenshots and trailer

The Mermaid of Zennor system requirements

Minimum: DirectX® 9 Compatible, 0.5 GB RAM, 0.6 GB of disk space.

As published by the developer.

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Minimum

OS: Win XP+
Processor: 1Ghz
Graphics: DirectX® 9 Compatible Graphics Card
Memory: 512 MB RAM
Storage: 600 MB available space

Does The Mermaid of Zennor have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does The Mermaid of Zennor run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Achievements: 8
Steam features: Family Sharing
Languages: Text only: English, German, Russian, Spanish - Latin America, Italian.

Does The Mermaid of Zennor use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam